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John Mcdonough — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cumberland, Maine
Our Model Tree links this John Mcdonough across the 1920 and 1930 US Censuses in Cumberland, Maine (XGBoost, ~Confirmed) — first a son (b.~1909), then head of a 8-person household.
Age 21
b. ~1909
Male
Son
Born: Maine
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cumberland, Maine |
| Surname | McDonough |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maine |
| Age at First Marriage | 21 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Additional Details | |
| Occupation | Binder |
| Industry | Furniture Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | WW |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Binder |
| Township / Ward | Portland City |
| Est. Birth Year | ~1909 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Mcdonough | Daughter | — | 19 | ~1911 |
| Margaret Mcdonough | Daughter | — | 23 | ~1907 |
| Betty Mcdonough | Daughter | — | 21 | ~1909 |
| Daniel Mcdonough | Head | — | 50 | ~1880 |
| Margaret Mcdonough | Other | — | 47 | ~1883 |
| Joseph Mcdonough | Son | — | 17 | ~1913 |
| John Mcdonough | Son | — | 21 | ~1909 |
| Daniel Mcdonough | Son | — | 20 | ~1910 |
Census Appearances
1920
Cumberland, Maine
Son, age 12
Cumberland, Maine · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonough |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Cumberland, Maine
Son, age 21
Cumberland, Maine · implied b. ~1909 — 8 household members
| Surname | McDonough |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maine |
| Age at First Marriage | 21 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Binder |
| Industry | Furniture Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | WW |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Mcdonough across 2 US Census years (1920 and 1930) in Cumberland, Maine, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcdonough
Son · 1930 · age 21 · b. ~1909 · Maine
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Sibling
Joseph Mcdonough
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Mcdonough
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Mcdonough
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mcdonough
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Mcdonough
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cumberland, Maine
Open full size
1930 US Federal Census — Cumberland, Maine
Page Contents
50 people indexed on this census page (ia:1930:15thcensus830unit:0942)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Matthew Jr. Joyce | 2 | Son | — | Maine |
| 2 | Max Kinsbury | 58 | Head | — | Poland |
| 3 | Sarah Kinsbury | 18 | Daughter | Stenographer | Maine |
| 4 | Mary E. Manning | 66 | Head-H | Clerk | Maine |
| 5 | Catherine J. Manning | 61 | Sister | — | Maine |
| 6 | Ellen M. Manning | 37 | Sister | — | Maine |
| 7 | Catherine Reardon | 75 | Head | — | Ireland |
| 8 | Catherine E. Reardon | 40 | Daughter | Clerk | Maine |
| 9 | Joseph Reardon | 43 | Son | Retail Merchant | Maine |
| 10 | John Casey | 50 | Head | Longshoreman | Massachusetts |
| 11 | Margaret Casey | 55 | Wife-H | — | Maine |
| 12 | Margaret E. Casey | 30 | Daughter | Bookkeeper | Massachusetts |
| 13 | Annabelle L. Casey | 23 | Daughter | Clerk | Maine |
| 14 | Christopher E. Casey | 21 | Son | Carpenter | Maine |
| 15 | John Casey | 15 | Son | — | Maine |
| 16 | Madeline Casey | 13 | Daughter | — | Maine |
| 17 | Daniel F. Mcdonough | 50 | Head | Baker | Maine |
| 18 | Margaret Mcdonough | 47 | Wife-H | — | Maine |
| 19 | Margaret Mcdonough | 23 | Daughter | Bookkeeper | Maine |
| 20 | Betty Mcdonough | 21 | Daughter | Bookkeeper | Maine |
| 21 | Dorothy Mcdonough | 19 | Daughter | Shipper | Maine |
| 22 | Daniel Mcdonough | 20 | Son | — | Maine |
| 23 | John Mcdonough THIS PERSON | 21 | Son | Binder | Maine |
| 24 | Joseph Mcdonough | 17 | Son | — | Maine |
| 25 | Michael Brown | 53 | Head | Burnisher | Maine |
| 26 | Mary H. Brown | 51 | Wife-H | — | Maine |
| 27 | Ernest H. Weaver | 40 | Head | Masterman | Maine |
| 28 | Mary Weaver | 40 | Wife-H | — | Maine |
| 29 | Ernest Weaver | 13 | Son | — | Maine |
| 30 | Mildred Weaver | 11 | Daughter | — | Maine |
| 31 | Sarah Weaver | 8 | Daughter | — | Maine |
| 32 | Edward Crawford | 44 | Head | Longshoreman | Canada-English |
| 33 | Vera Crawford | 38 | Wife-H | — | Maine |
| 34 | Edward Crawford | 10 | Son | — | Maine |
| 35 | Clarence Crawford | 8 | Son | — | Maine |
| 36 | Hazel Crawford | 6 | Daughter | — | Maine |
| 37 | Margaret Crawford | 3 | Daughter | — | Maine |
| 38 | Mildred Crawford | 1 | Daughter | — | Maine |
| 39 | John P. Daley | 65 | Head | — | Nova Scotia-Eng |
| 40 | Mary M. Daley | 69 | Wife-H | — | Northern Ireland |
| 41 | Mary F. Daley | 30 | Daughter | Stenographer | Maine |
| 42 | George Stone | 60 | Head | — | Northern Ireland |
| 43 | Margaret G. Stone | 31 | Daughter | Agent | Maine |
| 44 | William J. Stone | 26 | Son | Brick Mason | Maine |
| 45 | Alice Stone | 21 | Daughter | — | Maine |
| 46 | Mary E. Berry | 74 | Head-H | — | New Hampshire |
| 47 | Mark E. Berry | 41 | Son | Mason | Maine |
| 48 | Harold Berry | 36 | Son | Mason | Maine |
| 49 | Solomon Turesky | 51 | Head | Retail Merchant | Russia |
| 50 | Maurice Turesky | 22 | Son | Salesman | Russia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)